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23#include <linux/kernel.h>
24#include <linux/export.h>
25#include <linux/list.h>
26#include <linux/firmware.h>
27#include <linux/slab.h>
28#include <sound/soc.h>
29#include <sound/soc-dapm.h>
30#include <sound/soc-topology.h>
31#include <sound/tlv.h>
32
33#define SOC_TPLG_MAGIC_BIG_ENDIAN 0x436F5341
34
35
36
37
38
39
40
41#define SOC_TPLG_PASS_MANIFEST 0
42#define SOC_TPLG_PASS_VENDOR 1
43#define SOC_TPLG_PASS_MIXER 2
44#define SOC_TPLG_PASS_WIDGET 3
45#define SOC_TPLG_PASS_PCM_DAI 4
46#define SOC_TPLG_PASS_GRAPH 5
47#define SOC_TPLG_PASS_PINS 6
48#define SOC_TPLG_PASS_BE_DAI 7
49#define SOC_TPLG_PASS_LINK 8
50
51#define SOC_TPLG_PASS_START SOC_TPLG_PASS_MANIFEST
52#define SOC_TPLG_PASS_END SOC_TPLG_PASS_LINK
53
54
55struct soc_tplg {
56 const struct firmware *fw;
57
58
59 const u8 *pos;
60 const u8 *hdr_pos;
61 unsigned int pass;
62
63
64 struct device *dev;
65 struct snd_soc_component *comp;
66 u32 index;
67 u32 req_index;
68
69
70 const struct snd_soc_tplg_kcontrol_ops *io_ops;
71 int io_ops_count;
72
73
74 const struct snd_soc_tplg_bytes_ext_ops *bytes_ext_ops;
75 int bytes_ext_ops_count;
76
77
78 struct snd_soc_tplg_ops *ops;
79};
80
81static int soc_tplg_process_headers(struct soc_tplg *tplg);
82static void soc_tplg_complete(struct soc_tplg *tplg);
83struct snd_soc_dapm_widget *
84snd_soc_dapm_new_control_unlocked(struct snd_soc_dapm_context *dapm,
85 const struct snd_soc_dapm_widget *widget);
86struct snd_soc_dapm_widget *
87snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm,
88 const struct snd_soc_dapm_widget *widget);
89static void soc_tplg_denum_remove_texts(struct soc_enum *se);
90static void soc_tplg_denum_remove_values(struct soc_enum *se);
91
92
93static int soc_tplg_check_elem_count(struct soc_tplg *tplg, size_t elem_size,
94 unsigned int count, size_t bytes, const char *elem_type)
95{
96 const u8 *end = tplg->pos + elem_size * count;
97
98 if (end > tplg->fw->data + tplg->fw->size) {
99 dev_err(tplg->dev, "ASoC: %s overflow end of data\n",
100 elem_type);
101 return -EINVAL;
102 }
103
104
105
106 if (elem_size * count > bytes) {
107 dev_err(tplg->dev,
108 "ASoC: %s count %d of size %zu is bigger than chunk %zu\n",
109 elem_type, count, elem_size, bytes);
110 return -EINVAL;
111 }
112
113 return 0;
114}
115
116static inline int soc_tplg_is_eof(struct soc_tplg *tplg)
117{
118 const u8 *end = tplg->hdr_pos;
119
120 if (end >= tplg->fw->data + tplg->fw->size)
121 return 1;
122 return 0;
123}
124
125static inline unsigned long soc_tplg_get_hdr_offset(struct soc_tplg *tplg)
126{
127 return (unsigned long)(tplg->hdr_pos - tplg->fw->data);
128}
129
130static inline unsigned long soc_tplg_get_offset(struct soc_tplg *tplg)
131{
132 return (unsigned long)(tplg->pos - tplg->fw->data);
133}
134
135
136static const struct snd_soc_tplg_kcontrol_ops io_ops[] = {
137 {SND_SOC_TPLG_CTL_VOLSW, snd_soc_get_volsw,
138 snd_soc_put_volsw, snd_soc_info_volsw},
139 {SND_SOC_TPLG_CTL_VOLSW_SX, snd_soc_get_volsw_sx,
140 snd_soc_put_volsw_sx, NULL},
141 {SND_SOC_TPLG_CTL_ENUM, snd_soc_get_enum_double,
142 snd_soc_put_enum_double, snd_soc_info_enum_double},
143 {SND_SOC_TPLG_CTL_ENUM_VALUE, snd_soc_get_enum_double,
144 snd_soc_put_enum_double, NULL},
145 {SND_SOC_TPLG_CTL_BYTES, snd_soc_bytes_get,
146 snd_soc_bytes_put, snd_soc_bytes_info},
147 {SND_SOC_TPLG_CTL_RANGE, snd_soc_get_volsw_range,
148 snd_soc_put_volsw_range, snd_soc_info_volsw_range},
149 {SND_SOC_TPLG_CTL_VOLSW_XR_SX, snd_soc_get_xr_sx,
150 snd_soc_put_xr_sx, snd_soc_info_xr_sx},
151 {SND_SOC_TPLG_CTL_STROBE, snd_soc_get_strobe,
152 snd_soc_put_strobe, NULL},
153 {SND_SOC_TPLG_DAPM_CTL_VOLSW, snd_soc_dapm_get_volsw,
154 snd_soc_dapm_put_volsw, snd_soc_info_volsw},
155 {SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE, snd_soc_dapm_get_enum_double,
156 snd_soc_dapm_put_enum_double, snd_soc_info_enum_double},
157 {SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT, snd_soc_dapm_get_enum_double,
158 snd_soc_dapm_put_enum_double, NULL},
159 {SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE, snd_soc_dapm_get_enum_double,
160 snd_soc_dapm_put_enum_double, NULL},
161 {SND_SOC_TPLG_DAPM_CTL_PIN, snd_soc_dapm_get_pin_switch,
162 snd_soc_dapm_put_pin_switch, snd_soc_dapm_info_pin_switch},
163};
164
165struct soc_tplg_map {
166 int uid;
167 int kid;
168};
169
170
171static const struct soc_tplg_map dapm_map[] = {
172 {SND_SOC_TPLG_DAPM_INPUT, snd_soc_dapm_input},
173 {SND_SOC_TPLG_DAPM_OUTPUT, snd_soc_dapm_output},
174 {SND_SOC_TPLG_DAPM_MUX, snd_soc_dapm_mux},
175 {SND_SOC_TPLG_DAPM_MIXER, snd_soc_dapm_mixer},
176 {SND_SOC_TPLG_DAPM_PGA, snd_soc_dapm_pga},
177 {SND_SOC_TPLG_DAPM_OUT_DRV, snd_soc_dapm_out_drv},
178 {SND_SOC_TPLG_DAPM_ADC, snd_soc_dapm_adc},
179 {SND_SOC_TPLG_DAPM_DAC, snd_soc_dapm_dac},
180 {SND_SOC_TPLG_DAPM_SWITCH, snd_soc_dapm_switch},
181 {SND_SOC_TPLG_DAPM_PRE, snd_soc_dapm_pre},
182 {SND_SOC_TPLG_DAPM_POST, snd_soc_dapm_post},
183 {SND_SOC_TPLG_DAPM_AIF_IN, snd_soc_dapm_aif_in},
184 {SND_SOC_TPLG_DAPM_AIF_OUT, snd_soc_dapm_aif_out},
185 {SND_SOC_TPLG_DAPM_DAI_IN, snd_soc_dapm_dai_in},
186 {SND_SOC_TPLG_DAPM_DAI_OUT, snd_soc_dapm_dai_out},
187 {SND_SOC_TPLG_DAPM_DAI_LINK, snd_soc_dapm_dai_link},
188 {SND_SOC_TPLG_DAPM_BUFFER, snd_soc_dapm_buffer},
189 {SND_SOC_TPLG_DAPM_SCHEDULER, snd_soc_dapm_scheduler},
190 {SND_SOC_TPLG_DAPM_EFFECT, snd_soc_dapm_effect},
191 {SND_SOC_TPLG_DAPM_SIGGEN, snd_soc_dapm_siggen},
192 {SND_SOC_TPLG_DAPM_SRC, snd_soc_dapm_src},
193 {SND_SOC_TPLG_DAPM_ASRC, snd_soc_dapm_asrc},
194 {SND_SOC_TPLG_DAPM_ENCODER, snd_soc_dapm_encoder},
195 {SND_SOC_TPLG_DAPM_DECODER, snd_soc_dapm_decoder},
196};
197
198static int tplc_chan_get_reg(struct soc_tplg *tplg,
199 struct snd_soc_tplg_channel *chan, int map)
200{
201 int i;
202
203 for (i = 0; i < SND_SOC_TPLG_MAX_CHAN; i++) {
204 if (le32_to_cpu(chan[i].id) == map)
205 return le32_to_cpu(chan[i].reg);
206 }
207
208 return -EINVAL;
209}
210
211static int tplc_chan_get_shift(struct soc_tplg *tplg,
212 struct snd_soc_tplg_channel *chan, int map)
213{
214 int i;
215
216 for (i = 0; i < SND_SOC_TPLG_MAX_CHAN; i++) {
217 if (le32_to_cpu(chan[i].id) == map)
218 return le32_to_cpu(chan[i].shift);
219 }
220
221 return -EINVAL;
222}
223
224static int get_widget_id(int tplg_type)
225{
226 int i;
227
228 for (i = 0; i < ARRAY_SIZE(dapm_map); i++) {
229 if (tplg_type == dapm_map[i].uid)
230 return dapm_map[i].kid;
231 }
232
233 return -EINVAL;
234}
235
236static inline void soc_bind_err(struct soc_tplg *tplg,
237 struct snd_soc_tplg_ctl_hdr *hdr, int index)
238{
239 dev_err(tplg->dev,
240 "ASoC: invalid control type (g,p,i) %d:%d:%d index %d at 0x%lx\n",
241 hdr->ops.get, hdr->ops.put, hdr->ops.info, index,
242 soc_tplg_get_offset(tplg));
243}
244
245static inline void soc_control_err(struct soc_tplg *tplg,
246 struct snd_soc_tplg_ctl_hdr *hdr, const char *name)
247{
248 dev_err(tplg->dev,
249 "ASoC: no complete mixer IO handler for %s type (g,p,i) %d:%d:%d at 0x%lx\n",
250 name, hdr->ops.get, hdr->ops.put, hdr->ops.info,
251 soc_tplg_get_offset(tplg));
252}
253
254
255static int soc_tplg_vendor_load_(struct soc_tplg *tplg,
256 struct snd_soc_tplg_hdr *hdr)
257{
258 int ret = 0;
259
260 if (tplg->comp && tplg->ops && tplg->ops->vendor_load)
261 ret = tplg->ops->vendor_load(tplg->comp, tplg->index, hdr);
262 else {
263 dev_err(tplg->dev, "ASoC: no vendor load callback for ID %d\n",
264 hdr->vendor_type);
265 return -EINVAL;
266 }
267
268 if (ret < 0)
269 dev_err(tplg->dev,
270 "ASoC: vendor load failed at hdr offset %ld/0x%lx for type %d:%d\n",
271 soc_tplg_get_hdr_offset(tplg),
272 soc_tplg_get_hdr_offset(tplg),
273 hdr->type, hdr->vendor_type);
274 return ret;
275}
276
277
278static int soc_tplg_vendor_load(struct soc_tplg *tplg,
279 struct snd_soc_tplg_hdr *hdr)
280{
281 if (tplg->pass != SOC_TPLG_PASS_VENDOR)
282 return 0;
283
284 return soc_tplg_vendor_load_(tplg, hdr);
285}
286
287
288
289static int soc_tplg_widget_load(struct soc_tplg *tplg,
290 struct snd_soc_dapm_widget *w, struct snd_soc_tplg_dapm_widget *tplg_w)
291{
292 if (tplg->comp && tplg->ops && tplg->ops->widget_load)
293 return tplg->ops->widget_load(tplg->comp, tplg->index, w,
294 tplg_w);
295
296 return 0;
297}
298
299
300
301static int soc_tplg_widget_ready(struct soc_tplg *tplg,
302 struct snd_soc_dapm_widget *w, struct snd_soc_tplg_dapm_widget *tplg_w)
303{
304 if (tplg->comp && tplg->ops && tplg->ops->widget_ready)
305 return tplg->ops->widget_ready(tplg->comp, tplg->index, w,
306 tplg_w);
307
308 return 0;
309}
310
311
312static int soc_tplg_dai_load(struct soc_tplg *tplg,
313 struct snd_soc_dai_driver *dai_drv,
314 struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai)
315{
316 if (tplg->comp && tplg->ops && tplg->ops->dai_load)
317 return tplg->ops->dai_load(tplg->comp, tplg->index, dai_drv,
318 pcm, dai);
319
320 return 0;
321}
322
323
324static int soc_tplg_dai_link_load(struct soc_tplg *tplg,
325 struct snd_soc_dai_link *link, struct snd_soc_tplg_link_config *cfg)
326{
327 if (tplg->comp && tplg->ops && tplg->ops->link_load)
328 return tplg->ops->link_load(tplg->comp, tplg->index, link, cfg);
329
330 return 0;
331}
332
333
334static void soc_tplg_complete(struct soc_tplg *tplg)
335{
336 if (tplg->comp && tplg->ops && tplg->ops->complete)
337 tplg->ops->complete(tplg->comp);
338}
339
340
341static int soc_tplg_add_dcontrol(struct snd_card *card, struct device *dev,
342 const struct snd_kcontrol_new *control_new, const char *prefix,
343 void *data, struct snd_kcontrol **kcontrol)
344{
345 int err;
346
347 *kcontrol = snd_soc_cnew(control_new, data, control_new->name, prefix);
348 if (*kcontrol == NULL) {
349 dev_err(dev, "ASoC: Failed to create new kcontrol %s\n",
350 control_new->name);
351 return -ENOMEM;
352 }
353
354 err = snd_ctl_add(card, *kcontrol);
355 if (err < 0) {
356 dev_err(dev, "ASoC: Failed to add %s: %d\n",
357 control_new->name, err);
358 return err;
359 }
360
361 return 0;
362}
363
364
365static int soc_tplg_add_kcontrol(struct soc_tplg *tplg,
366 struct snd_kcontrol_new *k, struct snd_kcontrol **kcontrol)
367{
368 struct snd_soc_component *comp = tplg->comp;
369
370 return soc_tplg_add_dcontrol(comp->card->snd_card,
371 comp->dev, k, NULL, comp, kcontrol);
372}
373
374
375static void remove_mixer(struct snd_soc_component *comp,
376 struct snd_soc_dobj *dobj, int pass)
377{
378 struct snd_card *card = comp->card->snd_card;
379 struct soc_mixer_control *sm =
380 container_of(dobj, struct soc_mixer_control, dobj);
381 const unsigned int *p = NULL;
382
383 if (pass != SOC_TPLG_PASS_MIXER)
384 return;
385
386 if (dobj->ops && dobj->ops->control_unload)
387 dobj->ops->control_unload(comp, dobj);
388
389 if (dobj->control.kcontrol->tlv.p)
390 p = dobj->control.kcontrol->tlv.p;
391 snd_ctl_remove(card, dobj->control.kcontrol);
392 list_del(&dobj->list);
393 kfree(sm);
394 kfree(p);
395}
396
397
398static void remove_enum(struct snd_soc_component *comp,
399 struct snd_soc_dobj *dobj, int pass)
400{
401 struct snd_card *card = comp->card->snd_card;
402 struct soc_enum *se = container_of(dobj, struct soc_enum, dobj);
403
404 if (pass != SOC_TPLG_PASS_MIXER)
405 return;
406
407 if (dobj->ops && dobj->ops->control_unload)
408 dobj->ops->control_unload(comp, dobj);
409
410 snd_ctl_remove(card, dobj->control.kcontrol);
411 list_del(&dobj->list);
412
413 soc_tplg_denum_remove_values(se);
414 soc_tplg_denum_remove_texts(se);
415 kfree(se);
416}
417
418
419static void remove_bytes(struct snd_soc_component *comp,
420 struct snd_soc_dobj *dobj, int pass)
421{
422 struct snd_card *card = comp->card->snd_card;
423 struct soc_bytes_ext *sb =
424 container_of(dobj, struct soc_bytes_ext, dobj);
425
426 if (pass != SOC_TPLG_PASS_MIXER)
427 return;
428
429 if (dobj->ops && dobj->ops->control_unload)
430 dobj->ops->control_unload(comp, dobj);
431
432 snd_ctl_remove(card, dobj->control.kcontrol);
433 list_del(&dobj->list);
434 kfree(sb);
435}
436
437
438static void remove_route(struct snd_soc_component *comp,
439 struct snd_soc_dobj *dobj, int pass)
440{
441 struct snd_soc_dapm_route *route =
442 container_of(dobj, struct snd_soc_dapm_route, dobj);
443
444 if (pass != SOC_TPLG_PASS_GRAPH)
445 return;
446
447 if (dobj->ops && dobj->ops->dapm_route_unload)
448 dobj->ops->dapm_route_unload(comp, dobj);
449
450 list_del(&dobj->list);
451 kfree(route);
452}
453
454
455static void remove_widget(struct snd_soc_component *comp,
456 struct snd_soc_dobj *dobj, int pass)
457{
458 struct snd_card *card = comp->card->snd_card;
459 struct snd_soc_dapm_widget *w =
460 container_of(dobj, struct snd_soc_dapm_widget, dobj);
461 int i;
462
463 if (pass != SOC_TPLG_PASS_WIDGET)
464 return;
465
466 if (dobj->ops && dobj->ops->widget_unload)
467 dobj->ops->widget_unload(comp, dobj);
468
469 if (!w->kcontrols)
470 goto free_news;
471
472
473
474
475
476 if (dobj->widget.kcontrol_type == SND_SOC_TPLG_TYPE_ENUM) {
477
478 for (i = 0; w->kcontrols != NULL && i < w->num_kcontrols; i++) {
479 struct snd_kcontrol *kcontrol = w->kcontrols[i];
480 struct soc_enum *se =
481 (struct soc_enum *)kcontrol->private_value;
482
483 snd_ctl_remove(card, kcontrol);
484
485
486 soc_tplg_denum_remove_values(se);
487 soc_tplg_denum_remove_texts(se);
488
489 kfree(se);
490 kfree(w->kcontrol_news[i].name);
491 }
492 } else {
493
494 for (i = 0; w->kcontrols != NULL && i < w->num_kcontrols; i++) {
495 struct snd_kcontrol *kcontrol = w->kcontrols[i];
496
497 if (dobj->widget.kcontrol_type
498 == SND_SOC_TPLG_TYPE_MIXER)
499 kfree(kcontrol->tlv.p);
500
501
502
503
504
505 kfree((void *)kcontrol->private_value);
506 snd_ctl_remove(card, kcontrol);
507 kfree(w->kcontrol_news[i].name);
508 }
509 }
510
511free_news:
512 kfree(w->kcontrol_news);
513
514 list_del(&dobj->list);
515
516
517}
518
519
520static void remove_dai(struct snd_soc_component *comp,
521 struct snd_soc_dobj *dobj, int pass)
522{
523 struct snd_soc_dai_driver *dai_drv =
524 container_of(dobj, struct snd_soc_dai_driver, dobj);
525 struct snd_soc_dai *dai;
526
527 if (pass != SOC_TPLG_PASS_PCM_DAI)
528 return;
529
530 if (dobj->ops && dobj->ops->dai_unload)
531 dobj->ops->dai_unload(comp, dobj);
532
533 list_for_each_entry(dai, &comp->dai_list, list)
534 if (dai->driver == dai_drv)
535 dai->driver = NULL;
536
537 kfree(dai_drv->playback.stream_name);
538 kfree(dai_drv->capture.stream_name);
539 kfree(dai_drv->name);
540 list_del(&dobj->list);
541 kfree(dai_drv);
542}
543
544
545static void remove_link(struct snd_soc_component *comp,
546 struct snd_soc_dobj *dobj, int pass)
547{
548 struct snd_soc_dai_link *link =
549 container_of(dobj, struct snd_soc_dai_link, dobj);
550
551 if (pass != SOC_TPLG_PASS_PCM_DAI)
552 return;
553
554 if (dobj->ops && dobj->ops->link_unload)
555 dobj->ops->link_unload(comp, dobj);
556
557 kfree(link->name);
558 kfree(link->stream_name);
559 kfree(link->cpus->dai_name);
560
561 list_del(&dobj->list);
562 snd_soc_remove_dai_link(comp->card, link);
563 kfree(link);
564}
565
566
567static void remove_backend_link(struct snd_soc_component *comp,
568 struct snd_soc_dobj *dobj, int pass)
569{
570 if (pass != SOC_TPLG_PASS_LINK)
571 return;
572
573 if (dobj->ops && dobj->ops->link_unload)
574 dobj->ops->link_unload(comp, dobj);
575
576
577
578
579
580
581 dobj->type = SND_SOC_DOBJ_NONE;
582 list_del(&dobj->list);
583}
584
585
586static int soc_tplg_kcontrol_bind_io(struct snd_soc_tplg_ctl_hdr *hdr,
587 struct snd_kcontrol_new *k,
588 const struct soc_tplg *tplg)
589{
590 const struct snd_soc_tplg_kcontrol_ops *ops;
591 const struct snd_soc_tplg_bytes_ext_ops *ext_ops;
592 int num_ops, i;
593
594 if (le32_to_cpu(hdr->ops.info) == SND_SOC_TPLG_CTL_BYTES
595 && k->iface & SNDRV_CTL_ELEM_IFACE_MIXER
596 && k->access & SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE
597 && k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
598 struct soc_bytes_ext *sbe;
599 struct snd_soc_tplg_bytes_control *be;
600
601 sbe = (struct soc_bytes_ext *)k->private_value;
602 be = container_of(hdr, struct snd_soc_tplg_bytes_control, hdr);
603
604
605
606
607 k->info = snd_soc_bytes_info_ext;
608 k->tlv.c = snd_soc_bytes_tlv_callback;
609
610 ext_ops = tplg->bytes_ext_ops;
611 num_ops = tplg->bytes_ext_ops_count;
612 for (i = 0; i < num_ops; i++) {
613 if (!sbe->put && ext_ops[i].id == be->ext_ops.put)
614 sbe->put = ext_ops[i].put;
615 if (!sbe->get && ext_ops[i].id == be->ext_ops.get)
616 sbe->get = ext_ops[i].get;
617 }
618
619 if (sbe->put && sbe->get)
620 return 0;
621 else
622 return -EINVAL;
623 }
624
625
626 ops = tplg->io_ops;
627 num_ops = tplg->io_ops_count;
628 for (i = 0; i < num_ops; i++) {
629
630 if (k->put == NULL && ops[i].id == hdr->ops.put)
631 k->put = ops[i].put;
632 if (k->get == NULL && ops[i].id == hdr->ops.get)
633 k->get = ops[i].get;
634 if (k->info == NULL && ops[i].id == hdr->ops.info)
635 k->info = ops[i].info;
636 }
637
638
639 if (k->put && k->get && k->info)
640 return 0;
641
642
643 ops = io_ops;
644 num_ops = ARRAY_SIZE(io_ops);
645 for (i = 0; i < num_ops; i++) {
646
647 if (k->put == NULL && ops[i].id == hdr->ops.put)
648 k->put = ops[i].put;
649 if (k->get == NULL && ops[i].id == hdr->ops.get)
650 k->get = ops[i].get;
651 if (k->info == NULL && ops[i].id == hdr->ops.info)
652 k->info = ops[i].info;
653 }
654
655
656 if (k->put && k->get && k->info)
657 return 0;
658
659
660 return -EINVAL;
661}
662
663
664int snd_soc_tplg_widget_bind_event(struct snd_soc_dapm_widget *w,
665 const struct snd_soc_tplg_widget_events *events,
666 int num_events, u16 event_type)
667{
668 int i;
669
670 w->event = NULL;
671
672 for (i = 0; i < num_events; i++) {
673 if (event_type == events[i].type) {
674
675
676 w->event = events[i].event_handler;
677 return 0;
678 }
679 }
680
681
682 return -EINVAL;
683}
684EXPORT_SYMBOL_GPL(snd_soc_tplg_widget_bind_event);
685
686
687static int soc_tplg_init_kcontrol(struct soc_tplg *tplg,
688 struct snd_kcontrol_new *k, struct snd_soc_tplg_ctl_hdr *hdr)
689{
690 if (tplg->comp && tplg->ops && tplg->ops->control_load)
691 return tplg->ops->control_load(tplg->comp, tplg->index, k,
692 hdr);
693
694 return 0;
695}
696
697
698static int soc_tplg_create_tlv_db_scale(struct soc_tplg *tplg,
699 struct snd_kcontrol_new *kc, struct snd_soc_tplg_tlv_dbscale *scale)
700{
701 unsigned int item_len = 2 * sizeof(unsigned int);
702 unsigned int *p;
703
704 p = kzalloc(item_len + 2 * sizeof(unsigned int), GFP_KERNEL);
705 if (!p)
706 return -ENOMEM;
707
708 p[0] = SNDRV_CTL_TLVT_DB_SCALE;
709 p[1] = item_len;
710 p[2] = le32_to_cpu(scale->min);
711 p[3] = (le32_to_cpu(scale->step) & TLV_DB_SCALE_MASK)
712 | (le32_to_cpu(scale->mute) ? TLV_DB_SCALE_MUTE : 0);
713
714 kc->tlv.p = (void *)p;
715 return 0;
716}
717
718static int soc_tplg_create_tlv(struct soc_tplg *tplg,
719 struct snd_kcontrol_new *kc, struct snd_soc_tplg_ctl_hdr *tc)
720{
721 struct snd_soc_tplg_ctl_tlv *tplg_tlv;
722 u32 access = le32_to_cpu(tc->access);
723
724 if (!(access & SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE))
725 return 0;
726
727 if (!(access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK)) {
728 tplg_tlv = &tc->tlv;
729 switch (le32_to_cpu(tplg_tlv->type)) {
730 case SNDRV_CTL_TLVT_DB_SCALE:
731 return soc_tplg_create_tlv_db_scale(tplg, kc,
732 &tplg_tlv->scale);
733
734
735 default:
736 dev_dbg(tplg->dev, "Unsupported TLV type %d\n",
737 tplg_tlv->type);
738 return -EINVAL;
739 }
740 }
741
742 return 0;
743}
744
745static inline void soc_tplg_free_tlv(struct soc_tplg *tplg,
746 struct snd_kcontrol_new *kc)
747{
748 kfree(kc->tlv.p);
749}
750
751static int soc_tplg_dbytes_create(struct soc_tplg *tplg, unsigned int count,
752 size_t size)
753{
754 struct snd_soc_tplg_bytes_control *be;
755 struct soc_bytes_ext *sbe;
756 struct snd_kcontrol_new kc;
757 int i, err;
758
759 if (soc_tplg_check_elem_count(tplg,
760 sizeof(struct snd_soc_tplg_bytes_control), count,
761 size, "mixer bytes")) {
762 dev_err(tplg->dev, "ASoC: Invalid count %d for byte control\n",
763 count);
764 return -EINVAL;
765 }
766
767 for (i = 0; i < count; i++) {
768 be = (struct snd_soc_tplg_bytes_control *)tplg->pos;
769
770
771 if (strnlen(be->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
772 SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
773 return -EINVAL;
774
775 sbe = kzalloc(sizeof(*sbe), GFP_KERNEL);
776 if (sbe == NULL)
777 return -ENOMEM;
778
779 tplg->pos += (sizeof(struct snd_soc_tplg_bytes_control) +
780 le32_to_cpu(be->priv.size));
781
782 dev_dbg(tplg->dev,
783 "ASoC: adding bytes kcontrol %s with access 0x%x\n",
784 be->hdr.name, be->hdr.access);
785
786 memset(&kc, 0, sizeof(kc));
787 kc.name = be->hdr.name;
788 kc.private_value = (long)sbe;
789 kc.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
790 kc.access = le32_to_cpu(be->hdr.access);
791
792 sbe->max = le32_to_cpu(be->max);
793 sbe->dobj.type = SND_SOC_DOBJ_BYTES;
794 sbe->dobj.ops = tplg->ops;
795 INIT_LIST_HEAD(&sbe->dobj.list);
796
797
798 err = soc_tplg_kcontrol_bind_io(&be->hdr, &kc, tplg);
799 if (err) {
800 soc_control_err(tplg, &be->hdr, be->hdr.name);
801 kfree(sbe);
802 continue;
803 }
804
805
806 err = soc_tplg_init_kcontrol(tplg, &kc,
807 (struct snd_soc_tplg_ctl_hdr *)be);
808 if (err < 0) {
809 dev_err(tplg->dev, "ASoC: failed to init %s\n",
810 be->hdr.name);
811 kfree(sbe);
812 continue;
813 }
814
815
816 err = soc_tplg_add_kcontrol(tplg, &kc,
817 &sbe->dobj.control.kcontrol);
818 if (err < 0) {
819 dev_err(tplg->dev, "ASoC: failed to add %s\n",
820 be->hdr.name);
821 kfree(sbe);
822 continue;
823 }
824
825 list_add(&sbe->dobj.list, &tplg->comp->dobj_list);
826 }
827 return 0;
828
829}
830
831static int soc_tplg_dmixer_create(struct soc_tplg *tplg, unsigned int count,
832 size_t size)
833{
834 struct snd_soc_tplg_mixer_control *mc;
835 struct soc_mixer_control *sm;
836 struct snd_kcontrol_new kc;
837 int i, err;
838
839 if (soc_tplg_check_elem_count(tplg,
840 sizeof(struct snd_soc_tplg_mixer_control),
841 count, size, "mixers")) {
842
843 dev_err(tplg->dev, "ASoC: invalid count %d for controls\n",
844 count);
845 return -EINVAL;
846 }
847
848 for (i = 0; i < count; i++) {
849 mc = (struct snd_soc_tplg_mixer_control *)tplg->pos;
850
851
852 if (strnlen(mc->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
853 SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
854 return -EINVAL;
855
856 sm = kzalloc(sizeof(*sm), GFP_KERNEL);
857 if (sm == NULL)
858 return -ENOMEM;
859 tplg->pos += (sizeof(struct snd_soc_tplg_mixer_control) +
860 le32_to_cpu(mc->priv.size));
861
862 dev_dbg(tplg->dev,
863 "ASoC: adding mixer kcontrol %s with access 0x%x\n",
864 mc->hdr.name, mc->hdr.access);
865
866 memset(&kc, 0, sizeof(kc));
867 kc.name = mc->hdr.name;
868 kc.private_value = (long)sm;
869 kc.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
870 kc.access = le32_to_cpu(mc->hdr.access);
871
872
873 sm->reg = tplc_chan_get_reg(tplg, mc->channel,
874 SNDRV_CHMAP_FL);
875 sm->rreg = tplc_chan_get_reg(tplg, mc->channel,
876 SNDRV_CHMAP_FR);
877 sm->shift = tplc_chan_get_shift(tplg, mc->channel,
878 SNDRV_CHMAP_FL);
879 sm->rshift = tplc_chan_get_shift(tplg, mc->channel,
880 SNDRV_CHMAP_FR);
881
882 sm->max = le32_to_cpu(mc->max);
883 sm->min = le32_to_cpu(mc->min);
884 sm->invert = le32_to_cpu(mc->invert);
885 sm->platform_max = le32_to_cpu(mc->platform_max);
886 sm->dobj.index = tplg->index;
887 sm->dobj.ops = tplg->ops;
888 sm->dobj.type = SND_SOC_DOBJ_MIXER;
889 INIT_LIST_HEAD(&sm->dobj.list);
890
891
892 err = soc_tplg_kcontrol_bind_io(&mc->hdr, &kc, tplg);
893 if (err) {
894 soc_control_err(tplg, &mc->hdr, mc->hdr.name);
895 kfree(sm);
896 continue;
897 }
898
899
900 soc_tplg_create_tlv(tplg, &kc, &mc->hdr);
901
902
903 err = soc_tplg_init_kcontrol(tplg, &kc,
904 (struct snd_soc_tplg_ctl_hdr *) mc);
905 if (err < 0) {
906 dev_err(tplg->dev, "ASoC: failed to init %s\n",
907 mc->hdr.name);
908 soc_tplg_free_tlv(tplg, &kc);
909 kfree(sm);
910 continue;
911 }
912
913
914 err = soc_tplg_add_kcontrol(tplg, &kc,
915 &sm->dobj.control.kcontrol);
916 if (err < 0) {
917 dev_err(tplg->dev, "ASoC: failed to add %s\n",
918 mc->hdr.name);
919 soc_tplg_free_tlv(tplg, &kc);
920 kfree(sm);
921 continue;
922 }
923
924 list_add(&sm->dobj.list, &tplg->comp->dobj_list);
925 }
926
927 return 0;
928}
929
930static int soc_tplg_denum_create_texts(struct soc_enum *se,
931 struct snd_soc_tplg_enum_control *ec)
932{
933 int i, ret;
934
935 se->dobj.control.dtexts =
936 kcalloc(le32_to_cpu(ec->items), sizeof(char *), GFP_KERNEL);
937 if (se->dobj.control.dtexts == NULL)
938 return -ENOMEM;
939
940 for (i = 0; i < ec->items; i++) {
941
942 if (strnlen(ec->texts[i], SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
943 SNDRV_CTL_ELEM_ID_NAME_MAXLEN) {
944 ret = -EINVAL;
945 goto err;
946 }
947
948 se->dobj.control.dtexts[i] = kstrdup(ec->texts[i], GFP_KERNEL);
949 if (!se->dobj.control.dtexts[i]) {
950 ret = -ENOMEM;
951 goto err;
952 }
953 }
954
955 se->items = le32_to_cpu(ec->items);
956 se->texts = (const char * const *)se->dobj.control.dtexts;
957 return 0;
958
959err:
960 se->items = i;
961 soc_tplg_denum_remove_texts(se);
962 return ret;
963}
964
965static inline void soc_tplg_denum_remove_texts(struct soc_enum *se)
966{
967 int i = se->items;
968
969 for (--i; i >= 0; i--)
970 kfree(se->dobj.control.dtexts[i]);
971 kfree(se->dobj.control.dtexts);
972}
973
974static int soc_tplg_denum_create_values(struct soc_enum *se,
975 struct snd_soc_tplg_enum_control *ec)
976{
977 int i;
978
979 if (le32_to_cpu(ec->items) > sizeof(*ec->values))
980 return -EINVAL;
981
982 se->dobj.control.dvalues = kzalloc(le32_to_cpu(ec->items) *
983 sizeof(u32),
984 GFP_KERNEL);
985 if (!se->dobj.control.dvalues)
986 return -ENOMEM;
987
988
989 for (i = 0; i < le32_to_cpu(ec->items); i++) {
990 se->dobj.control.dvalues[i] = le32_to_cpu(ec->values[i]);
991 }
992
993 return 0;
994}
995
996static inline void soc_tplg_denum_remove_values(struct soc_enum *se)
997{
998 kfree(se->dobj.control.dvalues);
999}
1000
1001static int soc_tplg_denum_create(struct soc_tplg *tplg, unsigned int count,
1002 size_t size)
1003{
1004 struct snd_soc_tplg_enum_control *ec;
1005 struct soc_enum *se;
1006 struct snd_kcontrol_new kc;
1007 int i, ret, err;
1008
1009 if (soc_tplg_check_elem_count(tplg,
1010 sizeof(struct snd_soc_tplg_enum_control),
1011 count, size, "enums")) {
1012
1013 dev_err(tplg->dev, "ASoC: invalid count %d for enum controls\n",
1014 count);
1015 return -EINVAL;
1016 }
1017
1018 for (i = 0; i < count; i++) {
1019 ec = (struct snd_soc_tplg_enum_control *)tplg->pos;
1020
1021
1022 if (strnlen(ec->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
1023 SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
1024 return -EINVAL;
1025
1026 se = kzalloc((sizeof(*se)), GFP_KERNEL);
1027 if (se == NULL)
1028 return -ENOMEM;
1029
1030 tplg->pos += (sizeof(struct snd_soc_tplg_enum_control) +
1031 le32_to_cpu(ec->priv.size));
1032
1033 dev_dbg(tplg->dev, "ASoC: adding enum kcontrol %s size %d\n",
1034 ec->hdr.name, ec->items);
1035
1036 memset(&kc, 0, sizeof(kc));
1037 kc.name = ec->hdr.name;
1038 kc.private_value = (long)se;
1039 kc.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1040 kc.access = le32_to_cpu(ec->hdr.access);
1041
1042 se->reg = tplc_chan_get_reg(tplg, ec->channel, SNDRV_CHMAP_FL);
1043 se->shift_l = tplc_chan_get_shift(tplg, ec->channel,
1044 SNDRV_CHMAP_FL);
1045 se->shift_r = tplc_chan_get_shift(tplg, ec->channel,
1046 SNDRV_CHMAP_FL);
1047
1048 se->mask = le32_to_cpu(ec->mask);
1049 se->dobj.index = tplg->index;
1050 se->dobj.type = SND_SOC_DOBJ_ENUM;
1051 se->dobj.ops = tplg->ops;
1052 INIT_LIST_HEAD(&se->dobj.list);
1053
1054 switch (le32_to_cpu(ec->hdr.ops.info)) {
1055 case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
1056 case SND_SOC_TPLG_CTL_ENUM_VALUE:
1057 err = soc_tplg_denum_create_values(se, ec);
1058 if (err < 0) {
1059 dev_err(tplg->dev,
1060 "ASoC: could not create values for %s\n",
1061 ec->hdr.name);
1062 kfree(se);
1063 continue;
1064 }
1065
1066 case SND_SOC_TPLG_CTL_ENUM:
1067 case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
1068 case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
1069 err = soc_tplg_denum_create_texts(se, ec);
1070 if (err < 0) {
1071 dev_err(tplg->dev,
1072 "ASoC: could not create texts for %s\n",
1073 ec->hdr.name);
1074 kfree(se);
1075 continue;
1076 }
1077 break;
1078 default:
1079 dev_err(tplg->dev,
1080 "ASoC: invalid enum control type %d for %s\n",
1081 ec->hdr.ops.info, ec->hdr.name);
1082 kfree(se);
1083 continue;
1084 }
1085
1086
1087 err = soc_tplg_kcontrol_bind_io(&ec->hdr, &kc, tplg);
1088 if (err) {
1089 soc_control_err(tplg, &ec->hdr, ec->hdr.name);
1090 kfree(se);
1091 continue;
1092 }
1093
1094
1095 err = soc_tplg_init_kcontrol(tplg, &kc,
1096 (struct snd_soc_tplg_ctl_hdr *) ec);
1097 if (err < 0) {
1098 dev_err(tplg->dev, "ASoC: failed to init %s\n",
1099 ec->hdr.name);
1100 kfree(se);
1101 continue;
1102 }
1103
1104
1105 ret = soc_tplg_add_kcontrol(tplg,
1106 &kc, &se->dobj.control.kcontrol);
1107 if (ret < 0) {
1108 dev_err(tplg->dev, "ASoC: could not add kcontrol %s\n",
1109 ec->hdr.name);
1110 kfree(se);
1111 continue;
1112 }
1113
1114 list_add(&se->dobj.list, &tplg->comp->dobj_list);
1115 }
1116
1117 return 0;
1118}
1119
1120static int soc_tplg_kcontrol_elems_load(struct soc_tplg *tplg,
1121 struct snd_soc_tplg_hdr *hdr)
1122{
1123 struct snd_soc_tplg_ctl_hdr *control_hdr;
1124 int i;
1125
1126 if (tplg->pass != SOC_TPLG_PASS_MIXER) {
1127 tplg->pos += le32_to_cpu(hdr->size) +
1128 le32_to_cpu(hdr->payload_size);
1129 return 0;
1130 }
1131
1132 dev_dbg(tplg->dev, "ASoC: adding %d kcontrols at 0x%lx\n", hdr->count,
1133 soc_tplg_get_offset(tplg));
1134
1135 for (i = 0; i < le32_to_cpu(hdr->count); i++) {
1136
1137 control_hdr = (struct snd_soc_tplg_ctl_hdr *)tplg->pos;
1138
1139 if (le32_to_cpu(control_hdr->size) != sizeof(*control_hdr)) {
1140 dev_err(tplg->dev, "ASoC: invalid control size\n");
1141 return -EINVAL;
1142 }
1143
1144 switch (le32_to_cpu(control_hdr->ops.info)) {
1145 case SND_SOC_TPLG_CTL_VOLSW:
1146 case SND_SOC_TPLG_CTL_STROBE:
1147 case SND_SOC_TPLG_CTL_VOLSW_SX:
1148 case SND_SOC_TPLG_CTL_VOLSW_XR_SX:
1149 case SND_SOC_TPLG_CTL_RANGE:
1150 case SND_SOC_TPLG_DAPM_CTL_VOLSW:
1151 case SND_SOC_TPLG_DAPM_CTL_PIN:
1152 soc_tplg_dmixer_create(tplg, 1,
1153 le32_to_cpu(hdr->payload_size));
1154 break;
1155 case SND_SOC_TPLG_CTL_ENUM:
1156 case SND_SOC_TPLG_CTL_ENUM_VALUE:
1157 case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
1158 case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
1159 case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
1160 soc_tplg_denum_create(tplg, 1,
1161 le32_to_cpu(hdr->payload_size));
1162 break;
1163 case SND_SOC_TPLG_CTL_BYTES:
1164 soc_tplg_dbytes_create(tplg, 1,
1165 le32_to_cpu(hdr->payload_size));
1166 break;
1167 default:
1168 soc_bind_err(tplg, control_hdr, i);
1169 return -EINVAL;
1170 }
1171 }
1172
1173 return 0;
1174}
1175
1176
1177static int soc_tplg_add_route(struct soc_tplg *tplg,
1178 struct snd_soc_dapm_route *route)
1179{
1180 if (tplg->comp && tplg->ops && tplg->ops->dapm_route_load)
1181 return tplg->ops->dapm_route_load(tplg->comp, tplg->index,
1182 route);
1183
1184 return 0;
1185}
1186
1187static int soc_tplg_dapm_graph_elems_load(struct soc_tplg *tplg,
1188 struct snd_soc_tplg_hdr *hdr)
1189{
1190 struct snd_soc_dapm_context *dapm = &tplg->comp->dapm;
1191 struct snd_soc_tplg_dapm_graph_elem *elem;
1192 struct snd_soc_dapm_route **routes;
1193 int count, i, j;
1194 int ret = 0;
1195
1196 count = le32_to_cpu(hdr->count);
1197
1198 if (tplg->pass != SOC_TPLG_PASS_GRAPH) {
1199 tplg->pos +=
1200 le32_to_cpu(hdr->size) +
1201 le32_to_cpu(hdr->payload_size);
1202
1203 return 0;
1204 }
1205
1206 if (soc_tplg_check_elem_count(tplg,
1207 sizeof(struct snd_soc_tplg_dapm_graph_elem),
1208 count, le32_to_cpu(hdr->payload_size), "graph")) {
1209
1210 dev_err(tplg->dev, "ASoC: invalid count %d for DAPM routes\n",
1211 count);
1212 return -EINVAL;
1213 }
1214
1215 dev_dbg(tplg->dev, "ASoC: adding %d DAPM routes for index %d\n", count,
1216 hdr->index);
1217
1218
1219 routes = kcalloc(count, sizeof(struct snd_soc_dapm_route *),
1220 GFP_KERNEL);
1221 if (!routes)
1222 return -ENOMEM;
1223
1224
1225
1226
1227
1228
1229 for (i = 0; i < count; i++) {
1230 routes[i] = kzalloc(sizeof(*routes[i]), GFP_KERNEL);
1231 if (!routes[i]) {
1232
1233 for (j = 0; j < i; j++)
1234 kfree(routes[j]);
1235
1236 kfree(routes);
1237 return -ENOMEM;
1238 }
1239 }
1240
1241 for (i = 0; i < count; i++) {
1242 elem = (struct snd_soc_tplg_dapm_graph_elem *)tplg->pos;
1243 tplg->pos += sizeof(struct snd_soc_tplg_dapm_graph_elem);
1244
1245
1246 if (strnlen(elem->source, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
1247 SNDRV_CTL_ELEM_ID_NAME_MAXLEN) {
1248 ret = -EINVAL;
1249 break;
1250 }
1251 if (strnlen(elem->sink, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
1252 SNDRV_CTL_ELEM_ID_NAME_MAXLEN) {
1253 ret = -EINVAL;
1254 break;
1255 }
1256 if (strnlen(elem->control, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
1257 SNDRV_CTL_ELEM_ID_NAME_MAXLEN) {
1258 ret = -EINVAL;
1259 break;
1260 }
1261
1262 routes[i]->source = elem->source;
1263 routes[i]->sink = elem->sink;
1264
1265
1266 routes[i]->connected = NULL;
1267 if (strnlen(elem->control, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == 0)
1268 routes[i]->control = NULL;
1269 else
1270 routes[i]->control = elem->control;
1271
1272
1273 routes[i]->dobj.type = SND_SOC_DOBJ_GRAPH;
1274 routes[i]->dobj.ops = tplg->ops;
1275 routes[i]->dobj.index = tplg->index;
1276 list_add(&routes[i]->dobj.list, &tplg->comp->dobj_list);
1277
1278 soc_tplg_add_route(tplg, routes[i]);
1279
1280
1281 snd_soc_dapm_add_routes(dapm, routes[i], 1);
1282 }
1283
1284
1285 if (ret < 0)
1286 for (i = 0; i < count ; i++)
1287 kfree(routes[i]);
1288
1289
1290
1291
1292
1293
1294 kfree(routes);
1295
1296 return ret;
1297}
1298
1299static struct snd_kcontrol_new *soc_tplg_dapm_widget_dmixer_create(
1300 struct soc_tplg *tplg, int num_kcontrols)
1301{
1302 struct snd_kcontrol_new *kc;
1303 struct soc_mixer_control *sm;
1304 struct snd_soc_tplg_mixer_control *mc;
1305 int i, err;
1306
1307 kc = kcalloc(num_kcontrols, sizeof(*kc), GFP_KERNEL);
1308 if (kc == NULL)
1309 return NULL;
1310
1311 for (i = 0; i < num_kcontrols; i++) {
1312 mc = (struct snd_soc_tplg_mixer_control *)tplg->pos;
1313
1314
1315 if (strnlen(mc->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
1316 SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
1317 goto err_sm;
1318
1319 sm = kzalloc(sizeof(*sm), GFP_KERNEL);
1320 if (sm == NULL)
1321 goto err_sm;
1322
1323 tplg->pos += (sizeof(struct snd_soc_tplg_mixer_control) +
1324 le32_to_cpu(mc->priv.size));
1325
1326 dev_dbg(tplg->dev, " adding DAPM widget mixer control %s at %d\n",
1327 mc->hdr.name, i);
1328
1329 kc[i].private_value = (long)sm;
1330 kc[i].name = kstrdup(mc->hdr.name, GFP_KERNEL);
1331 if (kc[i].name == NULL)
1332 goto err_sm;
1333 kc[i].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1334 kc[i].access = mc->hdr.access;
1335
1336
1337 sm->reg = tplc_chan_get_reg(tplg, mc->channel,
1338 SNDRV_CHMAP_FL);
1339 sm->rreg = tplc_chan_get_reg(tplg, mc->channel,
1340 SNDRV_CHMAP_FR);
1341 sm->shift = tplc_chan_get_shift(tplg, mc->channel,
1342 SNDRV_CHMAP_FL);
1343 sm->rshift = tplc_chan_get_shift(tplg, mc->channel,
1344 SNDRV_CHMAP_FR);
1345
1346 sm->max = mc->max;
1347 sm->min = mc->min;
1348 sm->invert = mc->invert;
1349 sm->platform_max = mc->platform_max;
1350 sm->dobj.index = tplg->index;
1351 INIT_LIST_HEAD(&sm->dobj.list);
1352
1353
1354 err = soc_tplg_kcontrol_bind_io(&mc->hdr, &kc[i], tplg);
1355 if (err) {
1356 soc_control_err(tplg, &mc->hdr, mc->hdr.name);
1357 goto err_sm;
1358 }
1359
1360
1361 soc_tplg_create_tlv(tplg, &kc[i], &mc->hdr);
1362
1363
1364 err = soc_tplg_init_kcontrol(tplg, &kc[i],
1365 (struct snd_soc_tplg_ctl_hdr *)mc);
1366 if (err < 0) {
1367 dev_err(tplg->dev, "ASoC: failed to init %s\n",
1368 mc->hdr.name);
1369 soc_tplg_free_tlv(tplg, &kc[i]);
1370 goto err_sm;
1371 }
1372 }
1373 return kc;
1374
1375err_sm:
1376 for (; i >= 0; i--) {
1377 sm = (struct soc_mixer_control *)kc[i].private_value;
1378 kfree(sm);
1379 kfree(kc[i].name);
1380 }
1381 kfree(kc);
1382
1383 return NULL;
1384}
1385
1386static struct snd_kcontrol_new *soc_tplg_dapm_widget_denum_create(
1387 struct soc_tplg *tplg, int num_kcontrols)
1388{
1389 struct snd_kcontrol_new *kc;
1390 struct snd_soc_tplg_enum_control *ec;
1391 struct soc_enum *se;
1392 int i, err;
1393
1394 kc = kcalloc(num_kcontrols, sizeof(*kc), GFP_KERNEL);
1395 if (kc == NULL)
1396 return NULL;
1397
1398 for (i = 0; i < num_kcontrols; i++) {
1399 ec = (struct snd_soc_tplg_enum_control *)tplg->pos;
1400
1401 if (strnlen(ec->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
1402 SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
1403 goto err_se;
1404
1405 se = kzalloc(sizeof(*se), GFP_KERNEL);
1406 if (se == NULL)
1407 goto err_se;
1408
1409 tplg->pos += (sizeof(struct snd_soc_tplg_enum_control) +
1410 ec->priv.size);
1411
1412 dev_dbg(tplg->dev, " adding DAPM widget enum control %s\n",
1413 ec->hdr.name);
1414
1415 kc[i].private_value = (long)se;
1416 kc[i].name = kstrdup(ec->hdr.name, GFP_KERNEL);
1417 if (kc[i].name == NULL)
1418 goto err_se;
1419 kc[i].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1420 kc[i].access = ec->hdr.access;
1421
1422
1423 se->reg = tplc_chan_get_reg(tplg, ec->channel, SNDRV_CHMAP_FL);
1424 se->shift_l = tplc_chan_get_shift(tplg, ec->channel,
1425 SNDRV_CHMAP_FL);
1426 se->shift_r = tplc_chan_get_shift(tplg, ec->channel,
1427 SNDRV_CHMAP_FR);
1428
1429 se->items = ec->items;
1430 se->mask = ec->mask;
1431 se->dobj.index = tplg->index;
1432
1433 switch (le32_to_cpu(ec->hdr.ops.info)) {
1434 case SND_SOC_TPLG_CTL_ENUM_VALUE:
1435 case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
1436 err = soc_tplg_denum_create_values(se, ec);
1437 if (err < 0) {
1438 dev_err(tplg->dev, "ASoC: could not create values for %s\n",
1439 ec->hdr.name);
1440 goto err_se;
1441 }
1442
1443 case SND_SOC_TPLG_CTL_ENUM:
1444 case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
1445 case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
1446 err = soc_tplg_denum_create_texts(se, ec);
1447 if (err < 0) {
1448 dev_err(tplg->dev, "ASoC: could not create texts for %s\n",
1449 ec->hdr.name);
1450 goto err_se;
1451 }
1452 break;
1453 default:
1454 dev_err(tplg->dev, "ASoC: invalid enum control type %d for %s\n",
1455 ec->hdr.ops.info, ec->hdr.name);
1456 goto err_se;
1457 }
1458
1459
1460 err = soc_tplg_kcontrol_bind_io(&ec->hdr, &kc[i], tplg);
1461 if (err) {
1462 soc_control_err(tplg, &ec->hdr, ec->hdr.name);
1463 goto err_se;
1464 }
1465
1466
1467 err = soc_tplg_init_kcontrol(tplg, &kc[i],
1468 (struct snd_soc_tplg_ctl_hdr *)ec);
1469 if (err < 0) {
1470 dev_err(tplg->dev, "ASoC: failed to init %s\n",
1471 ec->hdr.name);
1472 goto err_se;
1473 }
1474 }
1475
1476 return kc;
1477
1478err_se:
1479 for (; i >= 0; i--) {
1480
1481 se = (struct soc_enum *)kc[i].private_value;
1482
1483 if (se) {
1484 soc_tplg_denum_remove_values(se);
1485 soc_tplg_denum_remove_texts(se);
1486 }
1487
1488 kfree(se);
1489 kfree(kc[i].name);
1490 }
1491 kfree(kc);
1492
1493 return NULL;
1494}
1495
1496static struct snd_kcontrol_new *soc_tplg_dapm_widget_dbytes_create(
1497 struct soc_tplg *tplg, int num_kcontrols)
1498{
1499 struct snd_soc_tplg_bytes_control *be;
1500 struct soc_bytes_ext *sbe;
1501 struct snd_kcontrol_new *kc;
1502 int i, err;
1503
1504 kc = kcalloc(num_kcontrols, sizeof(*kc), GFP_KERNEL);
1505 if (!kc)
1506 return NULL;
1507
1508 for (i = 0; i < num_kcontrols; i++) {
1509 be = (struct snd_soc_tplg_bytes_control *)tplg->pos;
1510
1511
1512 if (strnlen(be->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
1513 SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
1514 goto err_sbe;
1515
1516 sbe = kzalloc(sizeof(*sbe), GFP_KERNEL);
1517 if (sbe == NULL)
1518 goto err_sbe;
1519
1520 tplg->pos += (sizeof(struct snd_soc_tplg_bytes_control) +
1521 le32_to_cpu(be->priv.size));
1522
1523 dev_dbg(tplg->dev,
1524 "ASoC: adding bytes kcontrol %s with access 0x%x\n",
1525 be->hdr.name, be->hdr.access);
1526
1527 kc[i].private_value = (long)sbe;
1528 kc[i].name = kstrdup(be->hdr.name, GFP_KERNEL);
1529 if (kc[i].name == NULL)
1530 goto err_sbe;
1531 kc[i].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
1532 kc[i].access = be->hdr.access;
1533
1534 sbe->max = be->max;
1535 INIT_LIST_HEAD(&sbe->dobj.list);
1536
1537
1538 err = soc_tplg_kcontrol_bind_io(&be->hdr, &kc[i], tplg);
1539 if (err) {
1540 soc_control_err(tplg, &be->hdr, be->hdr.name);
1541 goto err_sbe;
1542 }
1543
1544
1545 err = soc_tplg_init_kcontrol(tplg, &kc[i],
1546 (struct snd_soc_tplg_ctl_hdr *)be);
1547 if (err < 0) {
1548 dev_err(tplg->dev, "ASoC: failed to init %s\n",
1549 be->hdr.name);
1550 goto err_sbe;
1551 }
1552 }
1553
1554 return kc;
1555
1556err_sbe:
1557 for (; i >= 0; i--) {
1558 sbe = (struct soc_bytes_ext *)kc[i].private_value;
1559 kfree(sbe);
1560 kfree(kc[i].name);
1561 }
1562 kfree(kc);
1563
1564 return NULL;
1565}
1566
1567static int soc_tplg_dapm_widget_create(struct soc_tplg *tplg,
1568 struct snd_soc_tplg_dapm_widget *w)
1569{
1570 struct snd_soc_dapm_context *dapm = &tplg->comp->dapm;
1571 struct snd_soc_dapm_widget template, *widget;
1572 struct snd_soc_tplg_ctl_hdr *control_hdr;
1573 struct snd_soc_card *card = tplg->comp->card;
1574 unsigned int kcontrol_type;
1575 int ret = 0;
1576
1577 if (strnlen(w->name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
1578 SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
1579 return -EINVAL;
1580 if (strnlen(w->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
1581 SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
1582 return -EINVAL;
1583
1584 dev_dbg(tplg->dev, "ASoC: creating DAPM widget %s id %d\n",
1585 w->name, w->id);
1586
1587 memset(&template, 0, sizeof(template));
1588
1589
1590 template.id = get_widget_id(le32_to_cpu(w->id));
1591 if (template.id < 0)
1592 return template.id;
1593
1594
1595 template.name = kstrdup(w->name, GFP_KERNEL);
1596 if (!template.name)
1597 return -ENOMEM;
1598 template.sname = kstrdup(w->sname, GFP_KERNEL);
1599 if (!template.sname) {
1600 ret = -ENOMEM;
1601 goto err;
1602 }
1603 template.reg = le32_to_cpu(w->reg);
1604 template.shift = le32_to_cpu(w->shift);
1605 template.mask = le32_to_cpu(w->mask);
1606 template.subseq = le32_to_cpu(w->subseq);
1607 template.on_val = w->invert ? 0 : 1;
1608 template.off_val = w->invert ? 1 : 0;
1609 template.ignore_suspend = le32_to_cpu(w->ignore_suspend);
1610 template.event_flags = le16_to_cpu(w->event_flags);
1611 template.dobj.index = tplg->index;
1612
1613 tplg->pos +=
1614 (sizeof(struct snd_soc_tplg_dapm_widget) +
1615 le32_to_cpu(w->priv.size));
1616
1617 if (w->num_kcontrols == 0) {
1618 kcontrol_type = 0;
1619 template.num_kcontrols = 0;
1620 goto widget;
1621 }
1622
1623 control_hdr = (struct snd_soc_tplg_ctl_hdr *)tplg->pos;
1624 dev_dbg(tplg->dev, "ASoC: template %s has %d controls of type %x\n",
1625 w->name, w->num_kcontrols, control_hdr->type);
1626
1627 switch (le32_to_cpu(control_hdr->ops.info)) {
1628 case SND_SOC_TPLG_CTL_VOLSW:
1629 case SND_SOC_TPLG_CTL_STROBE:
1630 case SND_SOC_TPLG_CTL_VOLSW_SX:
1631 case SND_SOC_TPLG_CTL_VOLSW_XR_SX:
1632 case SND_SOC_TPLG_CTL_RANGE:
1633 case SND_SOC_TPLG_DAPM_CTL_VOLSW:
1634 kcontrol_type = SND_SOC_TPLG_TYPE_MIXER;
1635 template.num_kcontrols = le32_to_cpu(w->num_kcontrols);
1636 template.kcontrol_news =
1637 soc_tplg_dapm_widget_dmixer_create(tplg,
1638 template.num_kcontrols);
1639 if (!template.kcontrol_news) {
1640 ret = -ENOMEM;
1641 goto hdr_err;
1642 }
1643 break;
1644 case SND_SOC_TPLG_CTL_ENUM:
1645 case SND_SOC_TPLG_CTL_ENUM_VALUE:
1646 case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
1647 case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
1648 case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
1649 kcontrol_type = SND_SOC_TPLG_TYPE_ENUM;
1650 template.num_kcontrols = le32_to_cpu(w->num_kcontrols);
1651 template.kcontrol_news =
1652 soc_tplg_dapm_widget_denum_create(tplg,
1653 template.num_kcontrols);
1654 if (!template.kcontrol_news) {
1655 ret = -ENOMEM;
1656 goto hdr_err;
1657 }
1658 break;
1659 case SND_SOC_TPLG_CTL_BYTES:
1660 kcontrol_type = SND_SOC_TPLG_TYPE_BYTES;
1661 template.num_kcontrols = le32_to_cpu(w->num_kcontrols);
1662 template.kcontrol_news =
1663 soc_tplg_dapm_widget_dbytes_create(tplg,
1664 template.num_kcontrols);
1665 if (!template.kcontrol_news) {
1666 ret = -ENOMEM;
1667 goto hdr_err;
1668 }
1669 break;
1670 default:
1671 dev_err(tplg->dev, "ASoC: invalid widget control type %d:%d:%d\n",
1672 control_hdr->ops.get, control_hdr->ops.put,
1673 le32_to_cpu(control_hdr->ops.info));
1674 ret = -EINVAL;
1675 goto hdr_err;
1676 }
1677
1678widget:
1679 ret = soc_tplg_widget_load(tplg, &template, w);
1680 if (ret < 0)
1681 goto hdr_err;
1682
1683
1684
1685 if (card->instantiated)
1686 widget = snd_soc_dapm_new_control(dapm, &template);
1687 else
1688 widget = snd_soc_dapm_new_control_unlocked(dapm, &template);
1689 if (IS_ERR(widget)) {
1690 ret = PTR_ERR(widget);
1691 goto hdr_err;
1692 }
1693
1694 widget->dobj.type = SND_SOC_DOBJ_WIDGET;
1695 widget->dobj.widget.kcontrol_type = kcontrol_type;
1696 widget->dobj.ops = tplg->ops;
1697 widget->dobj.index = tplg->index;
1698 list_add(&widget->dobj.list, &tplg->comp->dobj_list);
1699
1700 ret = soc_tplg_widget_ready(tplg, widget, w);
1701 if (ret < 0)
1702 goto ready_err;
1703
1704 kfree(template.sname);
1705 kfree(template.name);
1706
1707 return 0;
1708
1709ready_err:
1710 snd_soc_tplg_widget_remove(widget);
1711 snd_soc_dapm_free_widget(widget);
1712hdr_err:
1713 kfree(template.sname);
1714err:
1715 kfree(template.name);
1716 return ret;
1717}
1718
1719static int soc_tplg_dapm_widget_elems_load(struct soc_tplg *tplg,
1720 struct snd_soc_tplg_hdr *hdr)
1721{
1722 struct snd_soc_tplg_dapm_widget *widget;
1723 int ret, count, i;
1724
1725 count = le32_to_cpu(hdr->count);
1726
1727 if (tplg->pass != SOC_TPLG_PASS_WIDGET)
1728 return 0;
1729
1730 dev_dbg(tplg->dev, "ASoC: adding %d DAPM widgets\n", count);
1731
1732 for (i = 0; i < count; i++) {
1733 widget = (struct snd_soc_tplg_dapm_widget *) tplg->pos;
1734 if (le32_to_cpu(widget->size) != sizeof(*widget)) {
1735 dev_err(tplg->dev, "ASoC: invalid widget size\n");
1736 return -EINVAL;
1737 }
1738
1739 ret = soc_tplg_dapm_widget_create(tplg, widget);
1740 if (ret < 0) {
1741 dev_err(tplg->dev, "ASoC: failed to load widget %s\n",
1742 widget->name);
1743 return ret;
1744 }
1745 }
1746
1747 return 0;
1748}
1749
1750static int soc_tplg_dapm_complete(struct soc_tplg *tplg)
1751{
1752 struct snd_soc_card *card = tplg->comp->card;
1753 int ret;
1754
1755
1756
1757
1758 if (!card || !card->instantiated) {
1759 dev_warn(tplg->dev, "ASoC: Parent card not yet available,"
1760 " widget card binding deferred\n");
1761 return 0;
1762 }
1763
1764 ret = snd_soc_dapm_new_widgets(card);
1765 if (ret < 0)
1766 dev_err(tplg->dev, "ASoC: failed to create new widgets %d\n",
1767 ret);
1768
1769 return 0;
1770}
1771
1772static void set_stream_info(struct snd_soc_pcm_stream *stream,
1773 struct snd_soc_tplg_stream_caps *caps)
1774{
1775 stream->stream_name = kstrdup(caps->name, GFP_KERNEL);
1776 stream->channels_min = le32_to_cpu(caps->channels_min);
1777 stream->channels_max = le32_to_cpu(caps->channels_max);
1778 stream->rates = le32_to_cpu(caps->rates);
1779 stream->rate_min = le32_to_cpu(caps->rate_min);
1780 stream->rate_max = le32_to_cpu(caps->rate_max);
1781 stream->formats = le64_to_cpu(caps->formats);
1782 stream->sig_bits = le32_to_cpu(caps->sig_bits);
1783}
1784
1785static void set_dai_flags(struct snd_soc_dai_driver *dai_drv,
1786 unsigned int flag_mask, unsigned int flags)
1787{
1788 if (flag_mask & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES)
1789 dai_drv->symmetric_rates =
1790 flags & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES ? 1 : 0;
1791
1792 if (flag_mask & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS)
1793 dai_drv->symmetric_channels =
1794 flags & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS ?
1795 1 : 0;
1796
1797 if (flag_mask & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS)
1798 dai_drv->symmetric_samplebits =
1799 flags & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS ?
1800 1 : 0;
1801}
1802
1803static int soc_tplg_dai_create(struct soc_tplg *tplg,
1804 struct snd_soc_tplg_pcm *pcm)
1805{
1806 struct snd_soc_dai_driver *dai_drv;
1807 struct snd_soc_pcm_stream *stream;
1808 struct snd_soc_tplg_stream_caps *caps;
1809 int ret;
1810
1811 dai_drv = kzalloc(sizeof(struct snd_soc_dai_driver), GFP_KERNEL);
1812 if (dai_drv == NULL)
1813 return -ENOMEM;
1814
1815 if (strlen(pcm->dai_name))
1816 dai_drv->name = kstrdup(pcm->dai_name, GFP_KERNEL);
1817 dai_drv->id = le32_to_cpu(pcm->dai_id);
1818
1819 if (pcm->playback) {
1820 stream = &dai_drv->playback;
1821 caps = &pcm->caps[SND_SOC_TPLG_STREAM_PLAYBACK];
1822 set_stream_info(stream, caps);
1823 }
1824
1825 if (pcm->capture) {
1826 stream = &dai_drv->capture;
1827 caps = &pcm->caps[SND_SOC_TPLG_STREAM_CAPTURE];
1828 set_stream_info(stream, caps);
1829 }
1830
1831 if (pcm->compress)
1832 dai_drv->compress_new = snd_soc_new_compress;
1833
1834
1835 ret = soc_tplg_dai_load(tplg, dai_drv, pcm, NULL);
1836 if (ret < 0) {
1837 dev_err(tplg->comp->dev, "ASoC: DAI loading failed\n");
1838 kfree(dai_drv->playback.stream_name);
1839 kfree(dai_drv->capture.stream_name);
1840 kfree(dai_drv->name);
1841 kfree(dai_drv);
1842 return ret;
1843 }
1844
1845 dai_drv->dobj.index = tplg->index;
1846 dai_drv->dobj.ops = tplg->ops;
1847 dai_drv->dobj.type = SND_SOC_DOBJ_PCM;
1848 list_add(&dai_drv->dobj.list, &tplg->comp->dobj_list);
1849
1850
1851 return snd_soc_register_dai(tplg->comp, dai_drv);
1852}
1853
1854static void set_link_flags(struct snd_soc_dai_link *link,
1855 unsigned int flag_mask, unsigned int flags)
1856{
1857 if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES)
1858 link->symmetric_rates =
1859 flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES ? 1 : 0;
1860
1861 if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS)
1862 link->symmetric_channels =
1863 flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS ?
1864 1 : 0;
1865
1866 if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS)
1867 link->symmetric_samplebits =
1868 flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS ?
1869 1 : 0;
1870
1871 if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP)
1872 link->ignore_suspend =
1873 flags & SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP ?
1874 1 : 0;
1875}
1876
1877
1878static int soc_tplg_fe_link_create(struct soc_tplg *tplg,
1879 struct snd_soc_tplg_pcm *pcm)
1880{
1881 struct snd_soc_dai_link *link;
1882 struct snd_soc_dai_link_component *dlc;
1883 int ret;
1884
1885
1886 link = kzalloc(sizeof(*link) + (3 * sizeof(*dlc)), GFP_KERNEL);
1887 if (link == NULL)
1888 return -ENOMEM;
1889
1890 dlc = (struct snd_soc_dai_link_component *)(link + 1);
1891
1892 link->cpus = &dlc[0];
1893 link->codecs = &dlc[1];
1894 link->platforms = &dlc[2];
1895
1896 link->num_cpus = 1;
1897 link->num_codecs = 1;
1898 link->num_platforms = 1;
1899
1900 if (strlen(pcm->pcm_name)) {
1901 link->name = kstrdup(pcm->pcm_name, GFP_KERNEL);
1902 link->stream_name = kstrdup(pcm->pcm_name, GFP_KERNEL);
1903 }
1904 link->id = le32_to_cpu(pcm->pcm_id);
1905
1906 if (strlen(pcm->dai_name))
1907 link->cpus->dai_name = kstrdup(pcm->dai_name, GFP_KERNEL);
1908
1909 link->codecs->name = "snd-soc-dummy";
1910 link->codecs->dai_name = "snd-soc-dummy-dai";
1911
1912 link->platforms->name = "snd-soc-dummy";
1913
1914
1915 link->dynamic = 1;
1916 link->dpcm_playback = le32_to_cpu(pcm->playback);
1917 link->dpcm_capture = le32_to_cpu(pcm->capture);
1918 if (pcm->flag_mask)
1919 set_link_flags(link,
1920 le32_to_cpu(pcm->flag_mask),
1921 le32_to_cpu(pcm->flags));
1922
1923
1924 ret = soc_tplg_dai_link_load(tplg, link, NULL);
1925 if (ret < 0) {
1926 dev_err(tplg->comp->dev, "ASoC: FE link loading failed\n");
1927 kfree(link->name);
1928 kfree(link->stream_name);
1929 kfree(link->cpus->dai_name);
1930 kfree(link);
1931 return ret;
1932 }
1933
1934 link->dobj.index = tplg->index;
1935 link->dobj.ops = tplg->ops;
1936 link->dobj.type = SND_SOC_DOBJ_DAI_LINK;
1937 list_add(&link->dobj.list, &tplg->comp->dobj_list);
1938
1939 snd_soc_add_dai_link(tplg->comp->card, link);
1940 return 0;
1941}
1942
1943
1944static int soc_tplg_pcm_create(struct soc_tplg *tplg,
1945 struct snd_soc_tplg_pcm *pcm)
1946{
1947 int ret;
1948
1949 ret = soc_tplg_dai_create(tplg, pcm);
1950 if (ret < 0)
1951 return ret;
1952
1953 return soc_tplg_fe_link_create(tplg, pcm);
1954}
1955
1956
1957static void stream_caps_new_ver(struct snd_soc_tplg_stream_caps *dest,
1958 struct snd_soc_tplg_stream_caps_v4 *src)
1959{
1960 dest->size = cpu_to_le32(sizeof(*dest));
1961 memcpy(dest->name, src->name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
1962 dest->formats = src->formats;
1963 dest->rates = src->rates;
1964 dest->rate_min = src->rate_min;
1965 dest->rate_max = src->rate_max;
1966 dest->channels_min = src->channels_min;
1967 dest->channels_max = src->channels_max;
1968 dest->periods_min = src->periods_min;
1969 dest->periods_max = src->periods_max;
1970 dest->period_size_min = src->period_size_min;
1971 dest->period_size_max = src->period_size_max;
1972 dest->buffer_size_min = src->buffer_size_min;
1973 dest->buffer_size_max = src->buffer_size_max;
1974}
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984static int pcm_new_ver(struct soc_tplg *tplg,
1985 struct snd_soc_tplg_pcm *src,
1986 struct snd_soc_tplg_pcm **pcm)
1987{
1988 struct snd_soc_tplg_pcm *dest;
1989 struct snd_soc_tplg_pcm_v4 *src_v4;
1990 int i;
1991
1992 *pcm = NULL;
1993
1994 if (le32_to_cpu(src->size) != sizeof(*src_v4)) {
1995 dev_err(tplg->dev, "ASoC: invalid PCM size\n");
1996 return -EINVAL;
1997 }
1998
1999 dev_warn(tplg->dev, "ASoC: old version of PCM\n");
2000 src_v4 = (struct snd_soc_tplg_pcm_v4 *)src;
2001 dest = kzalloc(sizeof(*dest), GFP_KERNEL);
2002 if (!dest)
2003 return -ENOMEM;
2004
2005 dest->size = cpu_to_le32(sizeof(*dest));
2006 memcpy(dest->pcm_name, src_v4->pcm_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
2007 memcpy(dest->dai_name, src_v4->dai_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
2008 dest->pcm_id = src_v4->pcm_id;
2009 dest->dai_id = src_v4->dai_id;
2010 dest->playback = src_v4->playback;
2011 dest->capture = src_v4->capture;
2012 dest->compress = src_v4->compress;
2013 dest->num_streams = src_v4->num_streams;
2014 for (i = 0; i < le32_to_cpu(dest->num_streams); i++)
2015 memcpy(&dest->stream[i], &src_v4->stream[i],
2016 sizeof(struct snd_soc_tplg_stream));
2017
2018 for (i = 0; i < 2; i++)
2019 stream_caps_new_ver(&dest->caps[i], &src_v4->caps[i]);
2020
2021 *pcm = dest;
2022 return 0;
2023}
2024
2025static int soc_tplg_pcm_elems_load(struct soc_tplg *tplg,
2026 struct snd_soc_tplg_hdr *hdr)
2027{
2028 struct snd_soc_tplg_pcm *pcm, *_pcm;
2029 int count;
2030 int size;
2031 int i;
2032 bool abi_match;
2033
2034 count = le32_to_cpu(hdr->count);
2035
2036 if (tplg->pass != SOC_TPLG_PASS_PCM_DAI)
2037 return 0;
2038
2039
2040 pcm = (struct snd_soc_tplg_pcm *)tplg->pos;
2041 size = le32_to_cpu(pcm->size);
2042 if (size > sizeof(struct snd_soc_tplg_pcm)
2043 || size < sizeof(struct snd_soc_tplg_pcm_v4)) {
2044 dev_err(tplg->dev, "ASoC: invalid size %d for PCM elems\n",
2045 size);
2046 return -EINVAL;
2047 }
2048
2049 if (soc_tplg_check_elem_count(tplg,
2050 size, count,
2051 le32_to_cpu(hdr->payload_size),
2052 "PCM DAI")) {
2053 dev_err(tplg->dev, "ASoC: invalid count %d for PCM DAI elems\n",
2054 count);
2055 return -EINVAL;
2056 }
2057
2058 for (i = 0; i < count; i++) {
2059 pcm = (struct snd_soc_tplg_pcm *)tplg->pos;
2060 size = le32_to_cpu(pcm->size);
2061
2062
2063
2064
2065 if (size == sizeof(*pcm)) {
2066 abi_match = true;
2067 _pcm = pcm;
2068 } else {
2069 abi_match = false;
2070 pcm_new_ver(tplg, pcm, &_pcm);
2071 }
2072
2073
2074 soc_tplg_pcm_create(tplg, _pcm);
2075
2076
2077
2078
2079 tplg->pos += size + le32_to_cpu(_pcm->priv.size);
2080
2081 if (!abi_match)
2082 kfree(_pcm);
2083 }
2084
2085 dev_dbg(tplg->dev, "ASoC: adding %d PCM DAIs\n", count);
2086
2087 return 0;
2088}
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099static void set_link_hw_format(struct snd_soc_dai_link *link,
2100 struct snd_soc_tplg_link_config *cfg)
2101{
2102 struct snd_soc_tplg_hw_config *hw_config;
2103 unsigned char bclk_master, fsync_master;
2104 unsigned char invert_bclk, invert_fsync;
2105 int i;
2106
2107 for (i = 0; i < le32_to_cpu(cfg->num_hw_configs); i++) {
2108 hw_config = &cfg->hw_config[i];
2109 if (hw_config->id != cfg->default_hw_config_id)
2110 continue;
2111
2112 link->dai_fmt = le32_to_cpu(hw_config->fmt) &
2113 SND_SOC_DAIFMT_FORMAT_MASK;
2114
2115
2116 switch (hw_config->clock_gated) {
2117 case SND_SOC_TPLG_DAI_CLK_GATE_GATED:
2118 link->dai_fmt |= SND_SOC_DAIFMT_GATED;
2119 break;
2120
2121 case SND_SOC_TPLG_DAI_CLK_GATE_CONT:
2122 link->dai_fmt |= SND_SOC_DAIFMT_CONT;
2123 break;
2124
2125 default:
2126
2127 break;
2128 }
2129
2130
2131 invert_bclk = hw_config->invert_bclk;
2132 invert_fsync = hw_config->invert_fsync;
2133 if (!invert_bclk && !invert_fsync)
2134 link->dai_fmt |= SND_SOC_DAIFMT_NB_NF;
2135 else if (!invert_bclk && invert_fsync)
2136 link->dai_fmt |= SND_SOC_DAIFMT_NB_IF;
2137 else if (invert_bclk && !invert_fsync)
2138 link->dai_fmt |= SND_SOC_DAIFMT_IB_NF;
2139 else
2140 link->dai_fmt |= SND_SOC_DAIFMT_IB_IF;
2141
2142
2143 bclk_master = (hw_config->bclk_master ==
2144 SND_SOC_TPLG_BCLK_CM);
2145 fsync_master = (hw_config->fsync_master ==
2146 SND_SOC_TPLG_FSYNC_CM);
2147 if (bclk_master && fsync_master)
2148 link->dai_fmt |= SND_SOC_DAIFMT_CBM_CFM;
2149 else if (!bclk_master && fsync_master)
2150 link->dai_fmt |= SND_SOC_DAIFMT_CBS_CFM;
2151 else if (bclk_master && !fsync_master)
2152 link->dai_fmt |= SND_SOC_DAIFMT_CBM_CFS;
2153 else
2154 link->dai_fmt |= SND_SOC_DAIFMT_CBS_CFS;
2155 }
2156}
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167static int link_new_ver(struct soc_tplg *tplg,
2168 struct snd_soc_tplg_link_config *src,
2169 struct snd_soc_tplg_link_config **link)
2170{
2171 struct snd_soc_tplg_link_config *dest;
2172 struct snd_soc_tplg_link_config_v4 *src_v4;
2173 int i;
2174
2175 *link = NULL;
2176
2177 if (le32_to_cpu(src->size) !=
2178 sizeof(struct snd_soc_tplg_link_config_v4)) {
2179 dev_err(tplg->dev, "ASoC: invalid physical link config size\n");
2180 return -EINVAL;
2181 }
2182
2183 dev_warn(tplg->dev, "ASoC: old version of physical link config\n");
2184
2185 src_v4 = (struct snd_soc_tplg_link_config_v4 *)src;
2186 dest = kzalloc(sizeof(*dest), GFP_KERNEL);
2187 if (!dest)
2188 return -ENOMEM;
2189
2190 dest->size = cpu_to_le32(sizeof(*dest));
2191 dest->id = src_v4->id;
2192 dest->num_streams = src_v4->num_streams;
2193 for (i = 0; i < le32_to_cpu(dest->num_streams); i++)
2194 memcpy(&dest->stream[i], &src_v4->stream[i],
2195 sizeof(struct snd_soc_tplg_stream));
2196
2197 *link = dest;
2198 return 0;
2199}
2200
2201
2202static int soc_tplg_link_config(struct soc_tplg *tplg,
2203 struct snd_soc_tplg_link_config *cfg)
2204{
2205 struct snd_soc_dai_link *link;
2206 const char *name, *stream_name;
2207 size_t len;
2208 int ret;
2209
2210 len = strnlen(cfg->name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
2211 if (len == SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
2212 return -EINVAL;
2213 else if (len)
2214 name = cfg->name;
2215 else
2216 name = NULL;
2217
2218 len = strnlen(cfg->stream_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
2219 if (len == SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
2220 return -EINVAL;
2221 else if (len)
2222 stream_name = cfg->stream_name;
2223 else
2224 stream_name = NULL;
2225
2226 link = snd_soc_find_dai_link(tplg->comp->card, le32_to_cpu(cfg->id),
2227 name, stream_name);
2228 if (!link) {
2229 dev_err(tplg->dev, "ASoC: physical link %s (id %d) not exist\n",
2230 name, cfg->id);
2231 return -EINVAL;
2232 }
2233
2234
2235 if (cfg->num_hw_configs)
2236 set_link_hw_format(link, cfg);
2237
2238
2239 if (cfg->flag_mask)
2240 set_link_flags(link,
2241 le32_to_cpu(cfg->flag_mask),
2242 le32_to_cpu(cfg->flags));
2243
2244
2245 ret = soc_tplg_dai_link_load(tplg, link, cfg);
2246 if (ret < 0) {
2247 dev_err(tplg->dev, "ASoC: physical link loading failed\n");
2248 return ret;
2249 }
2250
2251
2252 link->dobj.index = tplg->index;
2253 link->dobj.ops = tplg->ops;
2254 link->dobj.type = SND_SOC_DOBJ_BACKEND_LINK;
2255 list_add(&link->dobj.list, &tplg->comp->dobj_list);
2256
2257 return 0;
2258}
2259
2260
2261
2262static int soc_tplg_link_elems_load(struct soc_tplg *tplg,
2263 struct snd_soc_tplg_hdr *hdr)
2264{
2265 struct snd_soc_tplg_link_config *link, *_link;
2266 int count;
2267 int size;
2268 int i, ret;
2269 bool abi_match;
2270
2271 count = le32_to_cpu(hdr->count);
2272
2273 if (tplg->pass != SOC_TPLG_PASS_LINK) {
2274 tplg->pos += le32_to_cpu(hdr->size) +
2275 le32_to_cpu(hdr->payload_size);
2276 return 0;
2277 };
2278
2279
2280 link = (struct snd_soc_tplg_link_config *)tplg->pos;
2281 size = le32_to_cpu(link->size);
2282 if (size > sizeof(struct snd_soc_tplg_link_config)
2283 || size < sizeof(struct snd_soc_tplg_link_config_v4)) {
2284 dev_err(tplg->dev, "ASoC: invalid size %d for physical link elems\n",
2285 size);
2286 return -EINVAL;
2287 }
2288
2289 if (soc_tplg_check_elem_count(tplg,
2290 size, count,
2291 le32_to_cpu(hdr->payload_size),
2292 "physical link config")) {
2293 dev_err(tplg->dev, "ASoC: invalid count %d for physical link elems\n",
2294 count);
2295 return -EINVAL;
2296 }
2297
2298
2299 for (i = 0; i < count; i++) {
2300 link = (struct snd_soc_tplg_link_config *)tplg->pos;
2301 size = le32_to_cpu(link->size);
2302 if (size == sizeof(*link)) {
2303 abi_match = true;
2304 _link = link;
2305 } else {
2306 abi_match = false;
2307 ret = link_new_ver(tplg, link, &_link);
2308 if (ret < 0)
2309 return ret;
2310 }
2311
2312 ret = soc_tplg_link_config(tplg, _link);
2313 if (ret < 0)
2314 return ret;
2315
2316
2317
2318
2319 tplg->pos += size + le32_to_cpu(_link->priv.size);
2320
2321 if (!abi_match)
2322 kfree(_link);
2323 }
2324
2325 return 0;
2326}
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336static int soc_tplg_dai_config(struct soc_tplg *tplg,
2337 struct snd_soc_tplg_dai *d)
2338{
2339 struct snd_soc_dai_link_component dai_component;
2340 struct snd_soc_dai *dai;
2341 struct snd_soc_dai_driver *dai_drv;
2342 struct snd_soc_pcm_stream *stream;
2343 struct snd_soc_tplg_stream_caps *caps;
2344 int ret;
2345
2346 memset(&dai_component, 0, sizeof(dai_component));
2347
2348 dai_component.dai_name = d->dai_name;
2349 dai = snd_soc_find_dai(&dai_component);
2350 if (!dai) {
2351 dev_err(tplg->dev, "ASoC: physical DAI %s not registered\n",
2352 d->dai_name);
2353 return -EINVAL;
2354 }
2355
2356 if (le32_to_cpu(d->dai_id) != dai->id) {
2357 dev_err(tplg->dev, "ASoC: physical DAI %s id mismatch\n",
2358 d->dai_name);
2359 return -EINVAL;
2360 }
2361
2362 dai_drv = dai->driver;
2363 if (!dai_drv)
2364 return -EINVAL;
2365
2366 if (d->playback) {
2367 stream = &dai_drv->playback;
2368 caps = &d->caps[SND_SOC_TPLG_STREAM_PLAYBACK];
2369 set_stream_info(stream, caps);
2370 }
2371
2372 if (d->capture) {
2373 stream = &dai_drv->capture;
2374 caps = &d->caps[SND_SOC_TPLG_STREAM_CAPTURE];
2375 set_stream_info(stream, caps);
2376 }
2377
2378 if (d->flag_mask)
2379 set_dai_flags(dai_drv,
2380 le32_to_cpu(d->flag_mask),
2381 le32_to_cpu(d->flags));
2382
2383
2384 ret = soc_tplg_dai_load(tplg, dai_drv, NULL, dai);
2385 if (ret < 0) {
2386 dev_err(tplg->comp->dev, "ASoC: DAI loading failed\n");
2387 return ret;
2388 }
2389
2390 return 0;
2391}
2392
2393
2394static int soc_tplg_dai_elems_load(struct soc_tplg *tplg,
2395 struct snd_soc_tplg_hdr *hdr)
2396{
2397 struct snd_soc_tplg_dai *dai;
2398 int count;
2399 int i;
2400
2401 count = le32_to_cpu(hdr->count);
2402
2403 if (tplg->pass != SOC_TPLG_PASS_BE_DAI)
2404 return 0;
2405
2406
2407 for (i = 0; i < count; i++) {
2408 dai = (struct snd_soc_tplg_dai *)tplg->pos;
2409 if (le32_to_cpu(dai->size) != sizeof(*dai)) {
2410 dev_err(tplg->dev, "ASoC: invalid physical DAI size\n");
2411 return -EINVAL;
2412 }
2413
2414 soc_tplg_dai_config(tplg, dai);
2415 tplg->pos += (sizeof(*dai) + le32_to_cpu(dai->priv.size));
2416 }
2417
2418 dev_dbg(tplg->dev, "ASoC: Configure %d BE DAIs\n", count);
2419 return 0;
2420}
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431static int manifest_new_ver(struct soc_tplg *tplg,
2432 struct snd_soc_tplg_manifest *src,
2433 struct snd_soc_tplg_manifest **manifest)
2434{
2435 struct snd_soc_tplg_manifest *dest;
2436 struct snd_soc_tplg_manifest_v4 *src_v4;
2437 int size;
2438
2439 *manifest = NULL;
2440
2441 size = le32_to_cpu(src->size);
2442 if (size != sizeof(*src_v4)) {
2443 dev_warn(tplg->dev, "ASoC: invalid manifest size %d\n",
2444 size);
2445 if (size)
2446 return -EINVAL;
2447 src->size = cpu_to_le32(sizeof(*src_v4));
2448 }
2449
2450 dev_warn(tplg->dev, "ASoC: old version of manifest\n");
2451
2452 src_v4 = (struct snd_soc_tplg_manifest_v4 *)src;
2453 dest = kzalloc(sizeof(*dest) + le32_to_cpu(src_v4->priv.size),
2454 GFP_KERNEL);
2455 if (!dest)
2456 return -ENOMEM;
2457
2458 dest->size = cpu_to_le32(sizeof(*dest));
2459 dest->control_elems = src_v4->control_elems;
2460 dest->widget_elems = src_v4->widget_elems;
2461 dest->graph_elems = src_v4->graph_elems;
2462 dest->pcm_elems = src_v4->pcm_elems;
2463 dest->dai_link_elems = src_v4->dai_link_elems;
2464 dest->priv.size = src_v4->priv.size;
2465 if (dest->priv.size)
2466 memcpy(dest->priv.data, src_v4->priv.data,
2467 le32_to_cpu(src_v4->priv.size));
2468
2469 *manifest = dest;
2470 return 0;
2471}
2472
2473static int soc_tplg_manifest_load(struct soc_tplg *tplg,
2474 struct snd_soc_tplg_hdr *hdr)
2475{
2476 struct snd_soc_tplg_manifest *manifest, *_manifest;
2477 bool abi_match;
2478 int err;
2479
2480 if (tplg->pass != SOC_TPLG_PASS_MANIFEST)
2481 return 0;
2482
2483 manifest = (struct snd_soc_tplg_manifest *)tplg->pos;
2484
2485
2486 if (le32_to_cpu(manifest->size) == sizeof(*manifest)) {
2487 abi_match = true;
2488 _manifest = manifest;
2489 } else {
2490 abi_match = false;
2491 err = manifest_new_ver(tplg, manifest, &_manifest);
2492 if (err < 0)
2493 return err;
2494 }
2495
2496
2497 if (tplg->comp && tplg->ops && tplg->ops->manifest)
2498 return tplg->ops->manifest(tplg->comp, tplg->index, _manifest);
2499
2500 if (!abi_match)
2501 kfree(_manifest);
2502
2503 return 0;
2504}
2505
2506
2507static int soc_valid_header(struct soc_tplg *tplg,
2508 struct snd_soc_tplg_hdr *hdr)
2509{
2510 if (soc_tplg_get_hdr_offset(tplg) >= tplg->fw->size)
2511 return 0;
2512
2513 if (le32_to_cpu(hdr->size) != sizeof(*hdr)) {
2514 dev_err(tplg->dev,
2515 "ASoC: invalid header size for type %d at offset 0x%lx size 0x%zx.\n",
2516 le32_to_cpu(hdr->type), soc_tplg_get_hdr_offset(tplg),
2517 tplg->fw->size);
2518 return -EINVAL;
2519 }
2520
2521
2522 if (hdr->magic == SOC_TPLG_MAGIC_BIG_ENDIAN) {
2523 dev_err(tplg->dev,
2524 "ASoC: pass %d big endian not supported header got %x at offset 0x%lx size 0x%zx.\n",
2525 tplg->pass, hdr->magic,
2526 soc_tplg_get_hdr_offset(tplg), tplg->fw->size);
2527 return -EINVAL;
2528 }
2529
2530 if (le32_to_cpu(hdr->magic) != SND_SOC_TPLG_MAGIC) {
2531 dev_err(tplg->dev,
2532 "ASoC: pass %d does not have a valid header got %x at offset 0x%lx size 0x%zx.\n",
2533 tplg->pass, hdr->magic,
2534 soc_tplg_get_hdr_offset(tplg), tplg->fw->size);
2535 return -EINVAL;
2536 }
2537
2538
2539 if (le32_to_cpu(hdr->abi) > SND_SOC_TPLG_ABI_VERSION ||
2540 le32_to_cpu(hdr->abi) < SND_SOC_TPLG_ABI_VERSION_MIN) {
2541 dev_err(tplg->dev,
2542 "ASoC: pass %d invalid ABI version got 0x%x need 0x%x at offset 0x%lx size 0x%zx.\n",
2543 tplg->pass, hdr->abi,
2544 SND_SOC_TPLG_ABI_VERSION, soc_tplg_get_hdr_offset(tplg),
2545 tplg->fw->size);
2546 return -EINVAL;
2547 }
2548
2549 if (hdr->payload_size == 0) {
2550 dev_err(tplg->dev, "ASoC: header has 0 size at offset 0x%lx.\n",
2551 soc_tplg_get_hdr_offset(tplg));
2552 return -EINVAL;
2553 }
2554
2555 if (tplg->pass == le32_to_cpu(hdr->type))
2556 dev_dbg(tplg->dev,
2557 "ASoC: Got 0x%x bytes of type %d version %d vendor %d at pass %d\n",
2558 hdr->payload_size, hdr->type, hdr->version,
2559 hdr->vendor_type, tplg->pass);
2560
2561 return 1;
2562}
2563
2564
2565static int soc_tplg_load_header(struct soc_tplg *tplg,
2566 struct snd_soc_tplg_hdr *hdr)
2567{
2568 tplg->pos = tplg->hdr_pos + sizeof(struct snd_soc_tplg_hdr);
2569
2570
2571 if (le32_to_cpu(hdr->index) != tplg->req_index &&
2572 tplg->req_index != SND_SOC_TPLG_INDEX_ALL)
2573 return 0;
2574
2575 tplg->index = le32_to_cpu(hdr->index);
2576
2577 switch (le32_to_cpu(hdr->type)) {
2578 case SND_SOC_TPLG_TYPE_MIXER:
2579 case SND_SOC_TPLG_TYPE_ENUM:
2580 case SND_SOC_TPLG_TYPE_BYTES:
2581 return soc_tplg_kcontrol_elems_load(tplg, hdr);
2582 case SND_SOC_TPLG_TYPE_DAPM_GRAPH:
2583 return soc_tplg_dapm_graph_elems_load(tplg, hdr);
2584 case SND_SOC_TPLG_TYPE_DAPM_WIDGET:
2585 return soc_tplg_dapm_widget_elems_load(tplg, hdr);
2586 case SND_SOC_TPLG_TYPE_PCM:
2587 return soc_tplg_pcm_elems_load(tplg, hdr);
2588 case SND_SOC_TPLG_TYPE_DAI:
2589 return soc_tplg_dai_elems_load(tplg, hdr);
2590 case SND_SOC_TPLG_TYPE_DAI_LINK:
2591 case SND_SOC_TPLG_TYPE_BACKEND_LINK:
2592
2593 return soc_tplg_link_elems_load(tplg, hdr);
2594 case SND_SOC_TPLG_TYPE_MANIFEST:
2595 return soc_tplg_manifest_load(tplg, hdr);
2596 default:
2597
2598 return soc_tplg_vendor_load(tplg, hdr);
2599 }
2600
2601 return 0;
2602}
2603
2604
2605static int soc_tplg_process_headers(struct soc_tplg *tplg)
2606{
2607 struct snd_soc_tplg_hdr *hdr;
2608 int ret;
2609
2610 tplg->pass = SOC_TPLG_PASS_START;
2611
2612
2613 while (tplg->pass <= SOC_TPLG_PASS_END) {
2614
2615 tplg->hdr_pos = tplg->fw->data;
2616 hdr = (struct snd_soc_tplg_hdr *)tplg->hdr_pos;
2617
2618 while (!soc_tplg_is_eof(tplg)) {
2619
2620
2621 ret = soc_valid_header(tplg, hdr);
2622 if (ret < 0)
2623 return ret;
2624 else if (ret == 0)
2625 break;
2626
2627
2628 ret = soc_tplg_load_header(tplg, hdr);
2629 if (ret < 0)
2630 return ret;
2631
2632
2633 tplg->hdr_pos += le32_to_cpu(hdr->payload_size) +
2634 sizeof(struct snd_soc_tplg_hdr);
2635 hdr = (struct snd_soc_tplg_hdr *)tplg->hdr_pos;
2636 }
2637
2638
2639 tplg->pass++;
2640 }
2641
2642
2643 ret = soc_tplg_dapm_complete(tplg);
2644 if (ret < 0)
2645 dev_err(tplg->dev,
2646 "ASoC: failed to initialise DAPM from Firmware\n");
2647
2648 return ret;
2649}
2650
2651static int soc_tplg_load(struct soc_tplg *tplg)
2652{
2653 int ret;
2654
2655 ret = soc_tplg_process_headers(tplg);
2656 if (ret == 0)
2657 soc_tplg_complete(tplg);
2658
2659 return ret;
2660}
2661
2662
2663int snd_soc_tplg_component_load(struct snd_soc_component *comp,
2664 struct snd_soc_tplg_ops *ops, const struct firmware *fw, u32 id)
2665{
2666 struct soc_tplg tplg;
2667 int ret;
2668
2669
2670 memset(&tplg, 0, sizeof(tplg));
2671 tplg.fw = fw;
2672 tplg.dev = comp->dev;
2673 tplg.comp = comp;
2674 tplg.ops = ops;
2675 tplg.req_index = id;
2676 tplg.io_ops = ops->io_ops;
2677 tplg.io_ops_count = ops->io_ops_count;
2678 tplg.bytes_ext_ops = ops->bytes_ext_ops;
2679 tplg.bytes_ext_ops_count = ops->bytes_ext_ops_count;
2680
2681 ret = soc_tplg_load(&tplg);
2682
2683 if (ret)
2684 snd_soc_tplg_component_remove(comp, SND_SOC_TPLG_INDEX_ALL);
2685
2686 return ret;
2687}
2688EXPORT_SYMBOL_GPL(snd_soc_tplg_component_load);
2689
2690
2691void snd_soc_tplg_widget_remove(struct snd_soc_dapm_widget *w)
2692{
2693
2694 if (w->dobj.type != SND_SOC_DOBJ_WIDGET)
2695 return;
2696
2697 remove_widget(w->dapm->component, &w->dobj, SOC_TPLG_PASS_WIDGET);
2698}
2699EXPORT_SYMBOL_GPL(snd_soc_tplg_widget_remove);
2700
2701
2702void snd_soc_tplg_widget_remove_all(struct snd_soc_dapm_context *dapm,
2703 u32 index)
2704{
2705 struct snd_soc_dapm_widget *w, *next_w;
2706
2707 list_for_each_entry_safe(w, next_w, &dapm->card->widgets, list) {
2708
2709
2710 if (w->dobj.type != SND_SOC_DOBJ_WIDGET || w->dapm != dapm)
2711 continue;
2712
2713
2714 if (w->dobj.index != index &&
2715 w->dobj.index != SND_SOC_TPLG_INDEX_ALL)
2716 continue;
2717
2718 snd_soc_tplg_widget_remove(w);
2719 snd_soc_dapm_free_widget(w);
2720 }
2721 snd_soc_dapm_reset_cache(dapm);
2722}
2723EXPORT_SYMBOL_GPL(snd_soc_tplg_widget_remove_all);
2724
2725
2726int snd_soc_tplg_component_remove(struct snd_soc_component *comp, u32 index)
2727{
2728 struct snd_soc_dobj *dobj, *next_dobj;
2729 int pass = SOC_TPLG_PASS_END;
2730
2731
2732 while (pass >= SOC_TPLG_PASS_START) {
2733
2734
2735 list_for_each_entry_safe(dobj, next_dobj, &comp->dobj_list,
2736 list) {
2737
2738
2739 if (dobj->index != index &&
2740 index != SND_SOC_TPLG_INDEX_ALL)
2741 continue;
2742
2743 switch (dobj->type) {
2744 case SND_SOC_DOBJ_MIXER:
2745 remove_mixer(comp, dobj, pass);
2746 break;
2747 case SND_SOC_DOBJ_ENUM:
2748 remove_enum(comp, dobj, pass);
2749 break;
2750 case SND_SOC_DOBJ_BYTES:
2751 remove_bytes(comp, dobj, pass);
2752 break;
2753 case SND_SOC_DOBJ_GRAPH:
2754 remove_route(comp, dobj, pass);
2755 break;
2756 case SND_SOC_DOBJ_WIDGET:
2757 remove_widget(comp, dobj, pass);
2758 break;
2759 case SND_SOC_DOBJ_PCM:
2760 remove_dai(comp, dobj, pass);
2761 break;
2762 case SND_SOC_DOBJ_DAI_LINK:
2763 remove_link(comp, dobj, pass);
2764 break;
2765 case SND_SOC_DOBJ_BACKEND_LINK:
2766
2767
2768
2769
2770 remove_backend_link(comp, dobj, pass);
2771 break;
2772 default:
2773 dev_err(comp->dev, "ASoC: invalid component type %d for removal\n",
2774 dobj->type);
2775 break;
2776 }
2777 }
2778 pass--;
2779 }
2780
2781
2782 return !list_empty(&comp->dobj_list);
2783}
2784EXPORT_SYMBOL_GPL(snd_soc_tplg_component_remove);
2785